ADM2483BRWZ

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ADM2483BRWZ

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DG ISO 2.5KV 3CH RS422 16-SOIC

  • FabricanteAnalog Devices Inc.

  • Peça do Fabricante #ADM2483BRWZ

  • Ficha Técnica ADM2483BRWZ DataSheet

  • Em Estoque26534

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Especificações

Atributo Valor
Series iCoupler®
Part Status Active
Technology Magnetic Coupling
Type RS422, RS485
Isolated Power No
Number of Channels 3
Inputs - Side 1/Side 2 2/1
Channel Type Bidirectional
Voltage - Isolation 2500Vrms
Common Mode Transient Immunity (Min) 25kV/µs
Data Rate 500kbps
Rise / Fall Time (Typ) 600ns, 600ns (Max)
Voltage - Supply 3V, 5V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 16-SOIC (0.295", 7.50mm Width)
Supplier Device Package 16-SOIC
Base Product Number ADM2483

Visão Geral

Description

The ADM2483BRWZ is an integrated signal isolation device designed for industrial applications that require high noise immunity and reliable data transmission. It is manufactured by Analog Devices and is part of their ADM2483 series. This device combines a robust RS-485 transceiver with iCoupler® digital isolation technology, providing up to 5 kV rms isolation, which helps protect against voltage surges and ensures stable communication across different systems.
Key features of the ADM2483BRWZ include a half-duplex communication setup, an extended temperature range suitable for harsh environments, and support for data rates up to 500 kbps. It is designed to operate efficiently in environments where electrical noise and ground potential differences could otherwise disrupt signal integrity. The transceiver is powered from a single 5V supply, making it compatible with various industrial power systems.
Applications for the ADM2483BRWZ include industrial automation, process control, motor control, and any scenario requiring isolated data communication to enhance safety and signal integrity. Its compact design and robustness make it a popular choice for engineers looking to implement secure and reliable data links.

Equivalent

The ADM2483BRWZ is a half-duplex RS-485 transceiver with integrated isolation. Equivalent products include:
1. ISO3082 by Texas Instruments
2. MAX14850 by Maxim Integrated
3. SI8621 by Silicon Labs
4. IL3085 by NVE Corporation
5. AM26C31 by Texas Instruments (though without isolation)
These alternatives may vary in specifications, so it's crucial to verify the parameters like isolation voltage, data rate, and package type to ensure suitability for your specific application.

Features

The ADM2483BRWZ is a signal isolation device designed for use in communication interfaces. Key features include:
1. Isolation: It provides galvanic isolation between the logic input and output, which enhances safety and prevents ground loops.
2. Data Rate: Supports data rates up to 500 kbps, making it suitable for a variety of industrial communication applications.
3. Supply Voltage: Operates with a supply voltage range from 3.0 V to 5.5 V, allowing flexibility in power supply design.
4. Temperature Range: Functions effectively over an extended temperature range from -40°C to +85°C, suitable for harsh environments.
5. Low Power Consumption: Designed to minimize power usage, enhancing efficiency in power-sensitive applications.
6. Robustness: Offers high levels of ESD protection and fault tolerance, ensuring reliability in demanding conditions.
7. Compact Package: Available in a space-efficient SOIC package, facilitating easy integration into circuit designs.
These features make the ADM2483BRWZ ideal for applications requiring robust, isolated communication in challenging industrial environments.

Pinout

The ADM2483BRWZ is a transceiver designed for RS-485 communications. It features a 16-pin count in its SOIC_W (Wide Small Outline Integrated Circuit) package. The primary function of the ADM2483BRWZ is to facilitate the transmission and reception of data over an RS-485 bus, providing electrical isolation between the bus and the microcontroller or other connected devices to enhance signal integrity and protect against voltage spikes.
Key functions of the ADM2483BRWZ include:
1. Isolated RS-485 Transceiver: Provides signal isolation up to 2.5 kV RMS, ensuring protection against electrical noise and voltage surges.
2. Data Rates: Supports data transmission rates up to 500 kbps.
3. Failsafe Receiver Inputs: Ensures a known output state when inputs are open, shorted, or terminated but undriven.
4. Thermal Shutdown Protection: Protects the device from overheating by shutting down during excessive temperature conditions.
5. Low Power Consumption: Features a low power shutdown mode to save energy.
This component is commonly used in industrial communication networks, process control, and other applications requiring robust and isolated data transmission.

Manufacturer

The ADM2483BRWZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves a wide range of industries including communications, automotive, industrial, healthcare, and consumer electronics. The company is known for its innovation in data conversion and signal processing technologies, and it provides components and solutions that enable high-performance applications in numerous sectors.

Application

The ADM2483BRWZ is an isolated RS-485/RS-422 transceiver used in industrial and commercial applications. Its primary application areas include industrial automation, where it ensures reliable communication in environments with high electrical noise. It's also used in motor control systems and process control networks for safe data transmission between devices. Additionally, it's suitable for energy metering systems and building automation, providing isolation to protect against electrical surges. Its features of high-speed data transmission and robustness make it ideal for any application requiring reliable isolated data communication over long distances.

Package

The ADM2483BRWZ is typically available in an SOIC (Small Outline Integrated Circuit) package. Specifically, it comes in a 16-lead wide-body SOIC package, which is designed to provide isolation between different system components.

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